Papers, Symposia, Addresses, Reports: Reports of Officers and Committees; Report of the Secretary; A Plan of Affiliation between the Illinois State Academy of Science and the State Museum; Report of the Treasurer; The Botanical Opportunity;...

Papers, Addresses, Reports: Treasurer's Report; Production of Bound by the Application of Heat; Research in Applied Acoustics at the Wallace Clement Sabine Laboratory; The Atom of the Chemist; Stellar Evolution; Selecting and Encouraging...

Papers, Addresses, Reports: The Development of Smokeless Fuel from Illinois Coal; The Irwin Expedition about Cerro de Pasco and Lake Titicaca; Preserves of Natural Conditions; Gaining and Losing Power; Report on the Progress and Condition of...

Papers: Forest Communities in a Natural Site at Union Hill, and Comparisons With Other Forests in Illinois; The Vegetation of an Abandoned Road After a Half Century of Development; Helminths of Three Sympatric Species of Cave-Dwelling...

Papers, Addresses, Reports: Evolution of Sex in the Mollusca (Address of the Retiring President); The 1937 Flood in Southern Illinois; Extract From the Report of the Section Chairman (Agriculture); Evening Schools for Adult Farmers; The Art and...

Papers, Addresses, Reports: Scientists--More or Less?; Studies of Shapes and Patterns of Flint Artifacts Found Along the Mackinaw River; Check List of Fleshy Fungi Collected in West-Central Illinois; Initial Report on the Mosses of McDonough...

Papers, Addresses, Reports: Let the Chips Fall Where They May; The Fish Population of a Spring-fed Stream System in Southern Illinois; Fishing Pressure and Fishing Success at Argyle Lake, McDonough County, Illinois, as Indicated by Creel...

Papers, Addresses, Reports: The biological basis of social cooperation; Effect of soil treatment on forage yields and vegetational ground cover; Population changes in rural life; Effect of mineral nitrogen on the yield and protein content of...

Papers, Addresses, Reports: The Tyro Chemist's Unanswered Question; Boat Fishermen's Catch at Crab Orchard Lake During 1954; Recent Collections of Some Less Common Fishes in Southern Illinois; Limnology of the Middle Mississippi River and...